54369920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7723}}^1$

素因数の和:7753

約数の個数: 64

約数和(自身を含む): 141812640

約数和(自身を除く): 87442720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 7723, 15446, 30892, 38615, 61784, 77230, 84953, 123568, 154460, 169906, 247136, 308920, 339812, 424765, 494272, 617840, 679624, 849530, 988544, 1235680, 1359248, 1699060, 2471360, 2718496, 3398120, 4942720, 5436992, 6796240, 10873984, 13592480, 27184960, 54369920]

約数ペア:

[(1, 54369920), (2, 27184960), (4, 13592480), (5, 10873984), (8, 6796240), (10, 5436992), (11, 4942720), (16, 3398120), (20, 2718496), (22, 2471360), (32, 1699060), (40, 1359248), (44, 1235680), (55, 988544), (64, 849530), (80, 679624), (88, 617840), (110, 494272), (128, 424765), (160, 339812), (176, 308920), (220, 247136), (320, 169906), (352, 154460), (440, 123568), (640, 84953), (704, 77230), (880, 61784), (1408, 38615), (1760, 30892), (3520, 15446), (7040, 7723)]